Re: Tame MOT Pictures

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Gregory Hunter by way of Terry Fritz <twftesla-at-qwest-dot-net>" <ghunter31014-at-yahoo-dot-com>

Hi again,

My first suspect is that dinky tank cap. A MOT supply
needs a bigger cap. 50nF is a good starting point. You
should see my pal Robert's little 4" x 18" coil
running with a 50nF Geek Cap MMC. It sprays out
3-foot-plus streamers like a lunatic.

Greg

--- Tesla list <tesla-at-pupman-dot-com> wrote:
> Original poster: "Allanh by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <allanh-at-starband-dot-net>
> 
> Hi Greg,
> 
> The details are:  4X24 sec.#23wire, 10 t 1/4 inch
> copper tube pri. tap at
> 7.5, 30 degree angle. Mutli spark gap. MMC 14 nfd.
> topload, 4X18 dryer vent.
> 
> I'll try a larger cap, my NST is showing signs of
> age and
> I need to look for alternatives.
> 
> allan
> 
> ----- Original Message -----
> From: "Tesla list" <tesla-at-pupman-dot-com>
> To: <tesla-at-pupman-dot-com>
> Sent: Saturday, March 02, 2002 4:26 PM
> Subject: Re: Tame MOT Pictures
> 
> 
> > Original poster: "Gregory Hunter by way of Terry
> Fritz
> <twftesla-at-qwest-dot-net>" <ghunter31014-at-yahoo-dot-com>
> >
> > Hi Allan,
> >
> > Only 12" streamers? Hmmm...I wonder what's up with
> > that? Too small tank cap maybe? The twin MOT
> supply
> > has ample current but marginal voltage. It needs a
> > pretty good sized tank cap to take advantage of
> the
> > stiff current. I got 48"-60" streamers out of my
> 4" x
> > 24" coil using a twin MOT supply at 3KVA. Of
> course,
> > that was with a 47nF tank cap and a monstrous
> sucker
> > gap. I'm presently experimenting with a little 4"
> x
> > 18" (28AWG) coil using a 50nF MMC tank cap, and it
> > develops frantic 36" streamers at 1600VA. What are
> the
> > details of your coil?
> >
> > Cheers,
> >
> > Greg
> >
> > --- Tesla list <tesla-at-pupman-dot-com> wrote:
> > > Original poster: "Allanh by way of Terry Fritz
> > > <twftesla-at-qwest-dot-net>" <allanh-at-starband-dot-net>
> > >
> > > Hi Greg,
> > >
> > > I've built a MOT DC supply similar to yours. I
> used
> > > four
> > > caps as ballast, and two 500 ohm, 55 watt
> resistors.
> > > I only got about 12 inch streamers using this
> > > supply, and
> > > 3 foot streamers using a 12/60 nst. Although it
> > > works,
> > > I was a bit dissapointed. Perhaps a RSG would
> help.
> > >
> > > allan
> > > ----- Original Message -----
> > > From: "Tesla list" <tesla-at-pupman-dot-com>
> > > To: <tesla-at-pupman-dot-com>
> > > Sent: Thursday, February 28, 2002 6:43 PM
> > > Subject: Tame MOT Pictures
> > >
> > >
> > > > Original poster: "Gregory Hunter by way of
> Terry
> > > Fritz
> > > <twftesla-at-qwest-dot-net>" <ghunter31014-at-yahoo-dot-com>
> > > >
> > > > Dear List,
> > > >
> > > > I've added pictures to my "tamed MOT" web
> page.
> > > See
> > > >
> > > > http://hot-streamer-dot-com/greg/tame.htm
> > > >
> > > > Cheers,
> > > >
> > > > Greg
> > > >